Plunge to the deepest and most difficult place to live on Earth. People and places - Physical geography - Climate Learning Points A biome's unique climate means that only particular plants and animals can survive there. Temperature and...

Did you know that the Statue of Liberty hasn't always been green? Material processes - Changing materials - Chemical reactions Learning Points Chemical reactions produce new substances. Chemical changes always involve two or more...

Find out what makes a mixture, and what happens when materials react chemically. Material processes - Separating mixtures - What is a mixture? Learning Points A mixture is formed when different materials are combined without chemical...

You may not think about it much, but air is everywhere and it is essential to life. Material processes - Solids, liquids and gases - Characteristics of air Learning Points Air is a mixture of gases including nitrogen and oxygen. Air...

What properties do solids, liquids and gases have? Material processes - Solids, liquids and gases - Solids Learning Points Solids have a fixed shape that can only be changed by external force. Solids have a fixed volume. The molecules in...

Find out how harmful gases in the air can react together to create smog ... a form of air pollution. People and places - Human impact on the environment - Polluting the air Learning Points Smog is a mixture of harmful gases that react...

What are the properties of a gas? Material processes - Solids, liquids and gases - Gases Learning Points Gases do not have a fixed shape and so move to fill their container. The molecules in gases are widely spaced and move about...

Find out why the sky is blue. Physical processes -Light - White light Learning Points The Sun emits white light. White light can be split into the spectrum of colours by a prism. Different colours have different wavelengths. A Twig...

All living things need to excrete, but what do we mean by this? Life processes - Living processes - Excretion Learning Points Excretion is the process of removing waste products. Waste products need to be removed from the body, otherwise...

Learn about fractional distillation and how it is used to separate crude oil. Material processes - Separating mixtures - Other means of separation Learning Points Distillation separates liquids using their different boiling points. The...

Aprende los conceptos básicos sobre los tres estados de la materia más conocidos: sólidos, líquidos y gases. ¿Qué es un estado de la materia? ¿Cuáles son las propiedades de los sólidos, líquidos y gases? La voz en este video es generada...

El plasma es el cuarto estado de la materia, que se forma cuando un gas recibe suficiente calor para que sus electrones se separen de sus átomos, generando partículas cargadas que pueden conducir electricidad. Ejemplos naturales de...

This video explores the basics of climate change, focusing on the difference between weather and climate and the role of greenhouse gases. Learn how fossil fuels and carbon emissions contribute to global warming and the greenhouse...

By the end of this learning object, the student will be able to: Summarize the compounds of atmosphere and oxygen and their importance in our life.83116

By the end of this learning object, the student will be able to: Explain the occurrence of aurora phenomenon.4436

By the end of this learning object, the student will be able to: Recognize the atmosphere. Identify the concept of atmospheric layers. Identify the characteristics & importance of atmospheric layers.4434

By the end of this learning object, the student will be able to: Describe the evolution of the solar system.

By the end of this learning object, the student will be able to: Explain the solar system components.

While Neptune, the most distant planet in our Solar System, is 4.5 billion kilometers away from the Sun, Uranus, the second-farthest planet, is just 2.88 billion kilometers away. Uranus is more than a billion kilometers away from...

Float into 'What Is One Of The Heaviest Gases In The World?' to discover the gas giants that walk among us! A quick, weighty wonder of science, perfect for kids who love to learn amazing facts.

Explore the significant threat posed by climate change to forests worldwide. Learn about the causes and consequences of climate change, including the role of greenhouse gases and the impact on forest ecosystems. Discover how forests, our...

Delve into the Earth's atmosphere, a vital layer of gases enveloping the planet. Learn about its composition, layers, and crucial role in regulating temperature and protecting life on Earth. Earth's Materials and Systems part 4

Explore the concept of the conservation of matter, which states that during a chemical reaction, matter is neither created nor destroyed. Learn how this fundamental principle applies to various examples, from dissolving sugar in tea to...

Learn how the enhanced greenhouse effect, driven by human activities, leads to global climate change. Delve into the role of greenhouse gases like carbon dioxide and methane in trapping more heat in the atmosphere, and discover the...